|
Material elements |
C |
Mn |
P |
S |
SI |
Cr |
NI |
Mo |
Cu |
N |
|
A182 F53 |
≤ 0.030 |
≤ 1.20 |
≤ 0.035 |
<0.020 |
<0.80 |
24-26 |
6.0-8.0 |
3-5 |
<0.50 |
0.24-0.32 |
|
F6Mn |
≤ 0.05 |
1.0 |
≤ 0.03 |
≤0.03 |
≤0.60 |
11-14 |
3.5-5.5 |
0.5-1 |
/ |
/ |
|
42CrMo4 |
0.43 |
1.0 |
<0.030 |
<0.040 |
<0.35 |
0.8-1.1 |
<0.030 |
0.15-0.25 |
/ |
/ |
|
35NiCrMoV12-5 |
0.30-0.40 |
0.4-0.7 |
≤ 0.015 |
≤ 0.015 |
≤ 0.35 |
1.0-1.4 |
2.5-3.5 |
0.35-0.65 |
/ |
/ |
|
20MnMo |
0.17-0.23 |
1.1-1.4 |
≤0.025 |
≤0.015 |
0.17-0.37 |
≤0.030 |
≤0.030 |
0.20-0.35 |
/ |
/ |
|
20MnMoNo |
0.16-0.23 |
1.2-1.5 |
≤0.035 |
≤0.035 |
0.17-0.37 |
/ |
/ |
0.45-0.60 |
/ |
0.20-0.45 |
| Mechanical property | Dia.(mm) | TS/Rm (Mpa) | YS/Rp0.2 (Mpa) | EL/A5 (%) | RA/Z (%) | Notch | Impact energy | HBW |
| A182 F53 | / | ≥800 | ≥550 | ≥15 | / | V | / | <310 |
| F6Mn | / | ≥790 | ≥620 | ≥15 | ≥45 | V | / | ≤295 |
| 42CrMo4 | Ф10 | ＞1080 | ＞930 | ＞25 | ＞45 | V | ≥25J(-60℃) |
<217 |
| 35NiCrMoV12-5 | Ф12.5 | ≥1100 | ≥850 | ≥8.0 | / | V | / |
/ |
| 20MnMo | Ф10 | ≥605 | ≥475 | ≥25 | / | V | ≥180 |
/ |
| 20MnMoNo | Ф10 | ≥635 | ≥490 | ≥15 | / | U | ≥47 |
187-229 |